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<div class="textblock"><code>#include &lt;SDL_types.h&gt;</code><br/>
<code>#include &quot;<a class="el" href="_s_d_l__visualtest__sut__configparser_8h_source.html">SDL_visualtest_sut_configparser.h</a>&quot;</code><br/>
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<p><a href="_s_d_l__visualtest__variator__common_8h_source.html">Go to the source code of this file.</a></p>
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Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">union &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="union_s_d_l_visual_test___s_u_t_option_value.html">SDLVisualTest_SUTOptionValue</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a></td></tr>
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Macros</h2></td></tr>
<tr class="memitem:afcdce86a10fbcdc9f3e47c47b70e3ea3"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#afcdce86a10fbcdc9f3e47c47b70e3ea3">SDL_SUT_INTEGER_OPTION_TEST_STEPS</a>&#160;&#160;&#160;3</td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:a4a7752dc89880ce3f62a478b3d0d8d64"><td class="memItemLeft" align="right" valign="top">typedef enum <br class="typebreak"/>
<a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a04bfc880abe6940d69a63c06a33acdbd">SDLVisualTest_VariatorType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a4a7752dc89880ce3f62a478b3d0d8d64">SDLVisualTest_VariatorType</a></td></tr>
<tr class="separator:a4a7752dc89880ce3f62a478b3d0d8d64"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa4e5fb752f4cd087101ea3e1f6124dfb"><td class="memItemLeft" align="right" valign="top">typedef union <br class="typebreak"/>
<a class="el" href="union_s_d_l_visual_test___s_u_t_option_value.html">SDLVisualTest_SUTOptionValue</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#aa4e5fb752f4cd087101ea3e1f6124dfb">SDLVisualTest_SUTOptionValue</a></td></tr>
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<tr class="memitem:a6b447c1467862ecd623cc8f37489faeb"><td class="memItemLeft" align="right" valign="top">typedef struct <br class="typebreak"/>
<a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a6b447c1467862ecd623cc8f37489faeb">SDLVisualTest_Variation</a></td></tr>
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Enumerations</h2></td></tr>
<tr class="memitem:a04bfc880abe6940d69a63c06a33acdbd"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a04bfc880abe6940d69a63c06a33acdbd">SDLVisualTest_VariatorType</a> { <b>SDL_VARIATOR_NONE</b> = 0, 
<b>SDL_VARIATOR_EXHAUSTIVE</b>, 
<b>SDL_VARIATOR_RANDOM</b>
 }</td></tr>
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Functions</h2></td></tr>
<tr class="memitem:aafcecc06c8feb24b6f6a509bfa9db681"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#aafcecc06c8feb24b6f6a509bfa9db681">SDLVisualTest_NextValue</a> (<a class="el" href="union_s_d_l_visual_test___s_u_t_option_value.html">SDLVisualTest_SUTOptionValue</a> *var, <a class="el" href="struct_s_d_l_visual_test___s_u_t_option.html">SDLVisualTest_SUTOption</a> *opt)</td></tr>
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<tr class="memitem:ad981c2efab849e76dc878ef8da9d6017"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#ad981c2efab849e76dc878ef8da9d6017">SDLVisualTest_MakeStrFromVariation</a> (<a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a> *variation, <a class="el" href="struct_s_d_l_visual_test___s_u_t_config.html">SDLVisualTest_SUTConfig</a> *config, char *buffer, int size)</td></tr>
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<tr class="memitem:ac87934906c51364778dc910ebca47b6c"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="_s_d_l__visualtest__variator__common_8h.html#ac87934906c51364778dc910ebca47b6c">SDLVisualTest_InitVariation</a> (<a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a> *variation, <a class="el" href="struct_s_d_l_visual_test___s_u_t_config.html">SDLVisualTest_SUTConfig</a> *config)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Header for common functionality used by variators. </p>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
<a class="anchor" id="afcdce86a10fbcdc9f3e47c47b70e3ea3"></a>
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          <td class="memname">#define SDL_SUT_INTEGER_OPTION_TEST_STEPS&#160;&#160;&#160;3</td>
        </tr>
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</div><div class="memdoc">
<p>The number of variations one integer option would generate </p>

</div>
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<h2 class="groupheader">Typedef Documentation</h2>
<a class="anchor" id="aa4e5fb752f4cd087101ea3e1f6124dfb"></a>
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          <td class="memname">typedef union <a class="el" href="union_s_d_l_visual_test___s_u_t_option_value.html">SDLVisualTest_SUTOptionValue</a>  <a class="el" href="union_s_d_l_visual_test___s_u_t_option_value.html">SDLVisualTest_SUTOptionValue</a></td>
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<p>One possible value for a command line option to the SUT. </p>

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<a class="anchor" id="a6b447c1467862ecd623cc8f37489faeb"></a>
<div class="memitem">
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          <td class="memname">typedef struct <a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a>  <a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a></td>
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<p>Represents a valid combination of parameters that can be passed to the SUT. The ordering of the values here is the same as the ordering of the options in the <a class="el" href="struct_s_d_l_visual_test___s_u_t_config.html">SDLVisualTest_SUTConfig</a> object for this variation. </p>

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          <td class="memname">typedef enum <a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a04bfc880abe6940d69a63c06a33acdbd">SDLVisualTest_VariatorType</a>  <a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a04bfc880abe6940d69a63c06a33acdbd">SDLVisualTest_VariatorType</a></td>
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<p>enum for indicating the type of variator being used </p>

</div>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
<a class="anchor" id="a04bfc880abe6940d69a63c06a33acdbd"></a>
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          <td class="memname">enum <a class="el" href="_s_d_l__visualtest__variator__common_8h.html#a04bfc880abe6940d69a63c06a33acdbd">SDLVisualTest_VariatorType</a></td>
        </tr>
      </table>
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<p>enum for indicating the type of variator being used </p>

</div>
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<h2 class="groupheader">Function Documentation</h2>
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          <td class="memname">int SDLVisualTest_InitVariation </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a> *&#160;</td>
          <td class="paramname"><em>variation</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="struct_s_d_l_visual_test___s_u_t_config.html">SDLVisualTest_SUTConfig</a> *&#160;</td>
          <td class="paramname"><em>config</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
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<p>Initializes the variation using the following rules:</p>
<ul>
<li>Boolean options are initialized to SDL_FALSE.</li>
<li>Integer options are initialized to the minimum valid value they can hold.</li>
<li>Enum options are initialized to the first element in the list of values they can take.</li>
<li>String options are initialized to the name of the option.</li>
</ul>
<dl class="section return"><dt>Returns</dt><dd>1 on success, 0 on failure. </dd></dl>

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<a class="anchor" id="ad981c2efab849e76dc878ef8da9d6017"></a>
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          <td class="memname">int SDLVisualTest_MakeStrFromVariation </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_s_d_l_visual_test___variation.html">SDLVisualTest_Variation</a> *&#160;</td>
          <td class="paramname"><em>variation</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="struct_s_d_l_visual_test___s_u_t_config.html">SDLVisualTest_SUTConfig</a> *&#160;</td>
          <td class="paramname"><em>config</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">char *&#160;</td>
          <td class="paramname"><em>buffer</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>size</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<p>Converts a variation object into a string of command line arguments.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">variation</td><td>Variation object to be converted. </td></tr>
    <tr><td class="paramname">config</td><td>Config object for the SUT. </td></tr>
    <tr><td class="paramname">buffer</td><td>Pointer to the buffer the arguments string will be copied into. </td></tr>
    <tr><td class="paramname">size</td><td>Size of the buffer.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>1 on success, 0 on failure </dd></dl>

</div>
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          <td class="memname">int SDLVisualTest_NextValue </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="union_s_d_l_visual_test___s_u_t_option_value.html">SDLVisualTest_SUTOptionValue</a> *&#160;</td>
          <td class="paramname"><em>var</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="struct_s_d_l_visual_test___s_u_t_option.html">SDLVisualTest_SUTOption</a> *&#160;</td>
          <td class="paramname"><em>opt</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
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<p>"Increments" the value of the option by one and returns the carry. We wrap around to the initial value on overflow which makes the carry one. For example: "incrementing" an SDL_FALSE option makes it SDL_TRUE with no carry, and "incrementing" an SDL_TRUE option makes it SDL_FALSE with carry one. For integers, a random value in the valid range for the option is used.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">var</td><td>Value of the option </td></tr>
    <tr><td class="paramname">opt</td><td>Object with metadata about the option</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>1 if there is a carry for enum and bool type options, 0 otherwise. 1 is always returned for integer and string type options. -1 is returned on error. </dd></dl>

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